S. Doc. 117-2: Proceedings of the United States Senate in the Impeachment Trial of Donald John Trump: Part II, February 8, 2021 [open pdf - 754KB]
This Senate document outlines Part II of the impeachment proceedings against Donald J. Trump, which includes:  Replication of the United States House of Representatives to the Answer of President Donald J. Trump to the Article of Impeachment; and  Trial Memorandum of Donald J. Trump, 45th President of the United States of America.
S. Doc. 117-2; Senate Document 117-2
U.S. Government Publishing Office: http://www.gpo.gov/